package cn.edu.ctbu.datajpa1.webapi;


import cn.edu.ctbu.datajpa1.domain.Student;
import cn.edu.ctbu.datajpa1.service.StudentService;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

@RestController
@RequestMapping("/webapi/login")
public class LoginRestController {

    @Autowired
    StudentService studentService;

    @GetMapping("/user")

    public int user(HttpServletRequest httprequest,String username, String password){
        //判断用户名和密码是否存在

        List<Student> students=studentService.findByNameAndPassword(username, password);

            if(students.size()>0){
                //如果存在，写入session

                HttpSession session=httprequest.getSession();
                session.setAttribute("userid",students.get(0).getId());
                session.setAttribute("user",students.get(0));

                return 1;//成功

            }else{
                return -1;//不存在用户
            }

    }


}
